| Buggenhout to Karnobat | 1,215.49 mi (1,956.15 km) |
| Buggenhout to Kavarna | 1,239.92 mi (1,995.47 km) |
| Buggenhout to Kazanlak | 1,151.78 mi (1,853.62 km) |
| Buggenhout to Knezha | 1,062.00 mi (1,709.12 km) |
| Buggenhout to Kostinbrod | 1,056.13 mi (1,699.68 km) |
| Buggenhout to Kozloduy | 1,036.35 mi (1,667.84 km) |
| Buggenhout to Kyustendil | 1,058.99 mi (1,704.29 km) |
| Buggenhout to Levski | 1,110.07 mi (1,786.49 km) |
| Buggenhout to Lom | 1,014.58 mi (1,632.80 km) |
| Buggenhout to Lovech | 1,102.62 mi (1,774.50 km) |
| Buggenhout to Lukovit | 1,077.71 mi (1,734.40 km) |
| Buggenhout to Lyaskovets | 1,144.67 mi (1,842.17 km) |
| Buggenhout to Mezdra | 1,061.07 mi (1,707.63 km) |
| Buggenhout to Momchilgrad | 1,199.44 mi (1,930.32 km) |
| Buggenhout to Montana | 1,031.15 mi (1,659.48 km) |
